Answer:
Oxygen
Explanation:
The formula for cellular respiration is oxygen + glucose -> water, carbon dioxide, energy. You can already cross out A and D because they aren't in the formula, so you have two left, water and oxygen. The reason why it is oxygen and not water is because without oxygen you can't even have water. also, I just got this right on my test :-)
Answer:
A) intensity of light
Explanation:
The independent variable is the thing being changed. A dependent variable is the effect caused by that change
The answer should be both
Answer:
an enzyme is a protein which is used to break down food
Explanation:
